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Leaf-mine:
An initial gallery, which usually follows the leaf margin. Then
forms a blotch, mining from the leaf base to the tip. The presence
of a pupa in the mine is unusual for this species and may indicate
parasitism (British
leafminers). The mine is also illustrated in Nederlandse
bladmineerders
Larva:
The larva is pale yellow, with a pale brown head (British
leafminers).
Pupa:
Details unknown.
Hosts
in Britain:
Hosts
elsewhere:
Time
of year - mines: June - August (British
leafminers).
Time
of year - adults: Unknown.
Distribution
in Britain: British Is. (Karsholt & van Nieukerken in Fauna
Europaea) including Clyde Isles, North Essex, South Hants and
South-west York (NBN
Gateway distribution map - NE
and SNH). See
also British
leafminers distribution map.
Also
recorded in the Republic of Ireland (Karsholt & van Nieukerken
in Fauna
Europaea).
Distribution
elsewhere: Widespread in Europe including Austria, Bulgaria,
Croatia, Czech Republic, Danish mainland, ? Estonia, French mainland,
Germany, Greek mainland, Hungary, Italian mainland, Macedonia, Norwegian
mainland, Poland, Portuguese mainland, Slovakia, Slovenia, Spanish
mainland, Sweden, Switzerland, The Netherlands and Yugoslavia (Karsholt
& van Nieukerken in Fauna
Europaea).
Parasitoids:
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